The Yorkshire Terrier (usually shortened as Yorkie) is without doubt one of the smallest Pet dog breeds of the terrier type and without a doubt of any Canine breed. The breed developed throughout the 19th century in Yorkshire, England. a weak/faulty windpipe (collapsing trachea) that causes Persistent critical coughing https://yorkiespuppiessale.com/teacup-yorkie-for-sale/